20066276290 has 16 divisors (see below), whose sum is σ = 36382944312. Its totient is φ = 7967922304.

The previous prime is 20066276273. The next prime is 20066276291. The reversal of 20066276290 is 9267266002.

It can be written as a sum of positive squares in 4 ways, for example, as 17918231881 + 2148044409 = 133859^2 + 46347^2 .

It is not an unprimeable number, because it can be changed into a prime (20066276291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7322089 + ... + 7324828.

Almost surely, 2^20066276290 is an apocalyptic number.

20066276290 is a deficient number, since it is larger than the sum of its proper divisors (16316668022).

20066276290 is a wasteful number, since it uses less digits than its factorization.

20066276290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14647061.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 20066276290 in words is "twenty billion, sixty-six million, two hundred seventy-six thousand, two hundred ninety".